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The magnetic flux phi (in weber) linked ...

The magnetic flux `phi` (in weber) linked with a coil of resistance `10 Omega` varies with time `t` (in second) as `phi = 8t^2-4t+1`. The current induced in the coil at `t = 0.1` sec is

A

`10A`

B

`0.24A`

C

`1 A`

D

0.38 A

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